21 Savage - Rockstar ( Official New HD Video Song With Duration: 3:40 - Source: youtube - FileType: mp3 - Bitrate: 320 Kbps. Now you are listening to the song Rockstar in the performance Post Malone, Savage 21. Also you can download this song in MP3 format in high quality. To download, click on the red button. Please Type in a Name of a Song or Artist. Search.